Parallel
Psalms 88:29
Swete's Septuagint · Berean Standard Bible
εἰς τὸν αἰῶνα φυλάξω αὐτῷ τὸ ἔλεός μου, καὶ ἡ διαθήκη μου πιστὴ αὐτῷ·
89:28
I will forever preserve My loving devotion for him, and My covenant with him will stand fast.